The Occurrence of Gallbladder Carcinoma in Yemeni Patients Undergoing Cholecystectomy in Two Hospitals . TU J. Nat. Appl. Sci. [Internet]. 2023 Jan. 27 [cited 2026 Apr. 18];1(1):107-14. Available from: https://journal.tu.edu.ye/index.php/TUJNAS/article/view/1261